edit representers resolver

src/main/java/com/search/lucene/documents/representers/resolver/DocumentToStringRepresenterResolver.java

 package com.search.lucene.documents.representers.resolver;
 
 import com.search.lucene.documents.representers.abstractions.IDocumentRepresenter;
+import com.search.lucene.documents.representers.implementations.CSVDocumentStringRepresenter;
+import com.search.lucene.documents.representers.implementations.PDFDocumentStringRepresenter;
+import com.search.lucene.documents.representers.implementations.TextDocumentStringRepresenter;
 import com.search.lucene.settings.RepresentationSchema;
 import org.apache.lucene.document.Document;
 
 import java.util.HashMap;
 
-public class DocumentRepresenterResolver<T> {
-    private  final HashMap<String,IDocumentRepresenter<T>> hashMap;
+public class DocumentToStringRepresenterResolver implements IDocumentRepresenterResolver<String>{
+    private  final HashMap<String,IDocumentRepresenter<String>> hashMap;
+
+    public DocumentToStringRepresenterResolver() {
+        hashMap = new HashMap<>();
+        hashMap.put(RepresentationSchema.CSV,new CSVDocumentStringRepresenter());
+        hashMap.put(RepresentationSchema.TEXT,new TextDocumentStringRepresenter());
+        hashMap.put(RepresentationSchema.PDF,new PDFDocumentStringRepresenter());
 
-    public DocumentRepresenterResolver(HashMap<String,IDocumentRepresenter<T>> hashMap) {
-        this.hashMap = hashMap;
     }
 
-    public T resolveRepresentation(Document document) {
+    public String resolveRepresentation(Document document) {
         return hashMap.get(document.get(RepresentationSchema.TYPE)).Represent(document);
     }
 }

src/main/java/com/search/lucene/documents/representers/resolver/IDocumentRepresenterResolver.java

+package com.search.lucene.documents.representers.resolver;
+
+import org.apache.lucene.document.Document;
+
+public interface IDocumentRepresenterResolver<T> {
+     T resolveRepresentation(Document document);
+}

src/main/java/com/search/lucene/engine/builder/implementations/LuceneEngineBuilder.java

 package com.search.lucene.engine.builder.implementations;
 
-import com.search.lucene.documents.representers.resolver.DocumentRepresenterResolver;
 import com.search.lucene.engine.abstractions.ISearchEngine;
 import com.search.lucene.engine.builder.abstractions.IEngineBuilder;
 import com.search.lucene.engine.implementations.LuceneEngine;
@@ -16,7 +15,6 @@ import com.search.lucene.settings.IndexPaths;
 
 import java.io.IOException;
 import java.util.ArrayList;
-import java.util.HashMap;
 
 public class LuceneEngineBuilder implements IEngineBuilder {
     @Override

src/main/java/com/search/lucene/engine/implementations/LuceneEngine.java

 package com.search.lucene.engine.implementations;
 
-import com.search.lucene.documents.representers.resolver.DocumentRepresenterResolver;
 import com.search.lucene.engine.abstractions.ISearchEngine;
 import com.search.lucene.indexers.abstractions.IFileIndexer;
 import com.search.lucene.searchers.abstractions.ISearcher;